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| author | Peter Maydell <peter.maydell@linaro.org> | 2015-06-22 11:50:07 +0100 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2015-06-22 11:50:08 +0100 |
| commit | cb4e0f9ddf7d45de7e4716cbab661ea568bd0b6c (patch) | |
| tree | 0d733527bb76eede5c0c0dfd8bfbee8bd539c0e5 /include | |
| parent | ad7020a7e7b27d468ecc2aacb04ba4eb09017074 (diff) | |
| parent | e4a511f8cc6f4a46d409fb5c9f72c38ba45f8d83 (diff) | |
Merge remote-tracking branch 'remotes/bonzini/tags/for-upstream' into staging
* i8254 security fix
* Avoid long 100% CPU wait after restarting guests that use the periodic timer
* Fixes for access clamping (WinXP, MIPS)
* wixl/.msi support for qemu-ga on Windows
# gpg: Signature made Fri Jun 19 11:30:53 2015 BST using RSA key ID 78C7AE83
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>"
# gpg: aka "Paolo Bonzini <pbonzini@redhat.com>"
# gpg: WARNING: This key is not certified with sufficiently trusted signatures!
# gpg: It is not certain that the signature belongs to the owner.
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4 E2F7 7E15 100C CD36 69B1
# Subkey fingerprint: F133 3857 4B66 2389 866C 7682 BFFB D25F 78C7 AE83
* remotes/bonzini/tags/for-upstream:
exec: clamp accesses against the MemoryRegionSection
exec: do not clamp accesses to MMIO regions
mc146818rtc: Reset the periodic timer on load
qemu-timer: Call clock reset notifiers on forward jumps
tests: virtio-scsi: Add test for unaligned WRITE SAME
tests: virtio-scsi: Move start/stop to individual test functions
libqos: Complete virtio device ID definition list
libqos: Allow calling guest_free on NULL pointer
tests: Link libqos virtio object to virtio-scsi-test
i8254: fix out-of-bounds memory access in pit_ioport_read()
qemu-ga: Building Windows MSI installation with configure/Makefile
qemu-ga: Introduce Windows MSI script
qemu-ga: debug printouts to help troubleshoot installation
qemu-ga: adding vss-[un]install options
qemu-log: Open file for logging when specified
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/qemu/timer.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/qemu/timer.h b/include/qemu/timer.h index e5bd494c07..9e4f90f4aa 100644 --- a/include/qemu/timer.h +++ b/include/qemu/timer.h @@ -787,6 +787,15 @@ static inline int64_t get_ticks_per_sec(void) return 1000000000LL; } +static inline int64_t get_max_clock_jump(void) +{ + /* This should be small enough to prevent excessive interrupts from being + * generated by the RTC on clock jumps, but large enough to avoid frequent + * unnecessary resets in idle VMs. + */ + return 60 * get_ticks_per_sec(); +} + /* * Low level clock functions */ |